Oraciones que lleven at en ingles?

. I was at home.

. I get up at 7 : 00.

. She looked at me.

. She smiled at him.

. He works at a bank.

. I'm good at tennis.

. Look at that smoke.

. She pointed at him.

. He'll return at six.

. I'll be back at six.

. I'm good at Japanese.

. Look at that picture.

. Someone is at the door.

. Are you good at cooking?

. Billy is good at sports.

. I had a good time at the party.

. I hear you are good at cooking.

. Bob always goes to bed at 10 : 00.

. My mother is not always at home.

. See you tomorrow at the library.